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Colour

#4491FF

  • #4491FF
  • Blue
  • Dark
  • Nearest: Dodgerblue

#4491FF is a blue with RGB values 68, 145, 255 and HSL 215°, 100%, 63%. It is a dark colour, so black text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#4491FF#4491FF
HEX#4491FF
RGBrgb(68, 145, 255)
RGB (0–1)0.2667, 0.5686, 1
RGB percentages26.7%, 56.9%, 100%
HSLhsl(215.3, 100%, 63.3%)
HSV / HSBhsv(215.3, 73.3%, 100%)
CMYK73.3%, 43.1%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,493,823
CSS custom property--colour: #4491FF;

Brightness & contrast

Relative luminance0.287WCAG 2.x, 0 is black and 1 is white
Perceived brightness145.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.74:1
Contrast with white3.12:1WCAG normal text: Fail
Contrast with black6.74:1WCAG normal text: AA
Greyscale equivalent#898989
Inverted#BB6E00

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5A9BFFno red cones; affects about 1% of men; ΔE 7.2 from the original
Deuteranopia#368AFDno green cones; the most common form, about 1% of men; ΔE 4.2 from the original
Tritanopia#00ABBCno blue cones; rare, and affects men and women equally; ΔE 60.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.12:1WCAG large text: AA
Contrast with black, large text6.74:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 3.5Cornflower blue · ΔE 12.8Royal blue · ΔE 18.9Medium purple · ΔE 27.2Slate blue · ΔE 28.1Medium slateblue · ΔE 29.8
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 3.52, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FFB244
Analogous#44EFFF, #5444FF
Triadic#FF4491, #91FF44
Split complementary#FF5544, #EEFF44
Tetradic#FF44EF, #FFB244, #44FF55

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#DDEBFF
Lighter +20%#AACDFF
Lighter +10%#77AFFF
Darker −10%#1173FF
Darker −20%#005BDD
Darker −30%#0046AA
Darker −40%#003177
More saturated +25%#4491FF
Less saturated −25%#5B95E8

Channel breakdown

R68
G145
B255
Red68 (26.7%)
Green145 (56.9%)
Blue255 (100%)
Hue215.29°
Saturation (HSL)100%
Lightness63.33%
Dominant channelBlue
Hex per channelR 44 · G 91 · B FF

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Every value on this page was computed from “4491ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.